| Specification |
Type: Network Type;
Measuring Medium: Temperature;
Display Type: LCD;
Site Display: Site Display;
Customized: Customized;
Power Supply Voltage: 12VDC~32VDC;
Output Type: 4mA-20mA Two-Wire System +Hart;
ADC Resolution: 0.001%Fs;
Collection Stability: 0.01℃(Rtd);0.2℃(Brs);
Output Accuracy: 0.1℃(Rtd);1.0℃(Brs);
DOT Matrix LCD: 128*64;
Size: 61mm Diameter;
Hole Spacing: 55mm;
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Type: Network Type;
Measuring Medium: Temperature;
Site Display: Site Display;
Accuracy: 1.0;
Customized: Customized;
Wireless Transmit: 470MHz;
Wireless Transmission Distance: 150 Meters in Open Area;
Battery -Powered: More Than 5 Years;
Widely Temperature Measuring Range: -50℃~+125℃;
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Type: Automation Equipment;
Measuring Medium: Temperature;
Display Type: LCD;
Site Display: Site Display;
Accuracy: 0.2;
IP Rating: IP68;
Customized: Customized;
Brand: Rosemount;
Product Name: Temperature Transmitter;
Model: 644;
Warranty: 1 Year;
Communication Protocol: Hart 7/5 Protocol5, Foundation Fieldbus9, Profib;
Sensor Compatibility: Rtd (PT100/PT1000), Thermocouple (T/C), Mv;
Output Signal: 4-20 Ma (Hart) / Full Digital (FF/Profibus);
Damping Time: Adjustable 0-100 Sec (Default: 5 Sec);
Protection: IP67/IP68;
Display Module: LCD (Option M5) / Loi (Local Operator Interface;
Safety Certifications: Sil 2/3 (IEC 61508), Fisco, ATEX/Iecex;
Power Supply Range: 9-42.4 VDC (Wide Voltage Compatibility);
Alarm Levels: High: 21.75 Ma, Low: 3.6 Ma;
Saturation Levels: High: 20.5 Ma, Low: 3.8 Ma;
Housing Material: Aluminum / Stainless Steel (Sst);
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Accuracy: Temperature: Soil 0.4°C (25°C) Humidity:;
Power Supply: 10-30VDC;
Circuit Operating Temperature: -20°C to +60°C, 0% Rh - 95% Rh (Non-Conden;
Probe Operating Temperature: -40°C to +120°C, Default -40°C to +80;
Probe Working Humidity: 0% Rh - 100% Rh;
Signal Output: WiFi;
Typical Features: Built-in Alarm Function, Which Can Be Used to Set;
Product Size: 122mm * 102mm * 36mm;
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Power Supply: 10-30V;
Precision: Temperature: ±0.5°C (25°C) Humidity;
Equipment Working Temperature: -40°C to +50°C;
Range: Temperature: -40°C to +80°C Humidity: 0%Rh;
Signal Output: Ethernet;
Response Time: Humidity: ≤8s (1m/S Wind Speed) Temperature:;
Typical Characteristics: IP65 Protection Level, It Can Work Permanently in;
Product Size: 152mm * 146mm * 59mm;
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